Are you a die-hard roady who puts in mile after mile on pavement? Do you crave the off-camber footing of a technical trail? Or maybe you're a new runner just getting into the swing of this running thing?

Many of us have a lot on our plate when it comes to the day-to-day. We work hard, and we play hard. Or try to, anyway. Aaron Hewitt, PA-C is a physician assistant with OrthoCarolina who works long hours, but loves his job. Outside the clinic, he thrives on keeping his body active and staying healthy. You can typically find him at CrossFit, doing yoga, or running (even marathons!). Aaron joined us for a Twitter chat and took your questions, offering his best advice on how to incorporate activity into your daily routine. If you missed the chat, here’s what he had to say.

Rotator cuff tendon tears affect more than four million people annually in the U.S. and are the most common source of shoulder pain and disability. Dr. Patrick Connor of the OrthoCarolina Sports Medicine Center, team physician to the Carolina Panthers, is pioneering the use of a breakthrough technology designed as a new option for millions of people suffering from rotator cuff tendon tears in the shoulder joint.

From bodybuilding to CrossFit, from barre workouts to bodyweight workouts, from free weights to machines, the options for weight lifting and strength training are almost denser than muscle mass itself.

But to make progress you must keep moving, excuses don’t help you reach goals. I took this mentality with me as I boarded the plane. I was going to have to push my body mentally and physically to get through the next three days.

National Football League (NFL) games are exciting, and they can be brutal. No matter how coordinated and logistical the plays, the naturally aggressive nature of the sport leaves athletes means constant risk of injury. The physical nature of the game, pitting prime players in their peak of human performance, will inevitably lead to acute and chronic injury.

When it comes to the NFL, injury prevention and care are paramount for coaches, players and teams. From pre-season to the Super Bowl; from serious and downright gruesome, football injuries can profoundly impact a team’s season

Four years ago, I was not healthy. I was eating pizza and burgers 3-4 times a week and drinking too much beer and soda. Sure, we like to indulge sometimes, but I was not healthy. I peaked at 190 pounds, which is a lot for me, after a Christmas vacation with my buddies – and I felt depressed about my overall health.

At 49, Diane Lancaster’s health resume is already impressive. She’s a runner, fitness instructor, triathlete, former collegiate athlete and registered dietician. She had run 5 Boston Marathons and was preparing for her sixth in 2014.

High-intensity interval training is typically done at around 80-95% of your maximal aerobic capacity. It’s important to start slow and progress bit by bit when participating in HIIT training or any type of intense exercise.